Element-wise arithmetic operations +,-,*,/ with tensors
Multiplication of a tensor with a tensor given by its diagonal
Managing covariate and contravariate indices
Tensor multiplication with Einstein's convention, by summing over all equally named indices.
Inversion of a tensor as linear mapping from tensors to tensors
The level (number of indices) of a tensor
Tensor multiplication for the tensor class
Getting and setting index and dimensionnames of a tensor
Calculate the Euclidean norm or Euclidean operator norm of a tensor or its subtensors
Permutation of indices and storage sequence of a tensor
Tensor multiplication with Riemann's convention
Working with the indices of a tensor (accessing, slicing, renaming, ...)
The tensorA package for tensor arithmetic
The matrix corresponding to a tensor seen as a linear mapping of tensors.
A tensor with entry 1 if and only if three indices are equal
Removes indices/dimensions from a tensor